Two customers go to a fast food restaurant. The first customer buys 2 hamburgers and 1 French fry for $4.75. The second customer buys 3 hamburgers and 3 French fries for $9.00 How much does each individual item cost ?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.

Rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.

Miguel has one foot of string. he cuts the string into fourths. how many inches is each piece of string?